Product Overview
AP2171WG-7 from Diodes Inc is a single-channel MOSFET load switch. 2.7-5.5V, 2A. Active-high enable. Reverse blocking. SOT-25.
Working Principle
Internal P-channel MOSFET controlled by logic-level enable. Reverse current blocking prevents backfeed. Controlled slew rate limits inrush current. 2A continuous current. Active-high enable.
Pin Description
| Pin | Name | Function |
|---|---|---|
| 1 | VIN | 2.7-5.5V input |
| 2 | GND | Ground |
| 3 | EN | Enable (active high) |
| 4 | NC | Not connected |
| 5 | VOUT | Switched output |
Applications
- USB port power switching
- Hot-swap power control
- Battery load disconnect
Alternative Models
| Manufacturer | Part Number | Notes |
|---|---|---|
| Diodes | AP2172WG-7 | Active-low enable |